. "Ingstad, Helge (1899-2001)" . "Helge Ingstad" . _:B11d3a4f74051e8c4adef8a0e6295f0d1 . . "Ingstad, Helge Marcus" . "Ingstad" . "2001"^^ . . "Helge" . "1899"^^ . _:B11d3a4f74051e8c4adef8a0e6295f0d1 . _:B11d3a4f74051e8c4adef8a0e6295f0d1 . _:B11d3a4f74051e8c4adef8a0e6295f0d1 "2023-05-21"^^ . _:B11d3a4f74051e8c4adef8a0e6295f0d1 . _:B11d3a4f74051e8c4adef8a0e6295f0d1 . _:B11d3a4f74051e8c4adef8a0e6295f0d1 "067760546" . _:B11d3a4f74051e8c4adef8a0e6295f0d1 . _:B11d3a4f74051e8c4adef8a0e6295f0d1 . _:B11d3a4f74051e8c4adef8a0e6295f0d1 .